Fabrics: 100D ROBIC® nylon ripstop laminated with HDry® membrane | Nylon Elastic mesh
Back: Height-adjustable shoulder straps HBS "Hollow Back System" back panel and shoulder straps: breathability and heat dissipation are boosted by a combination of filling with vent channels and fast-wicking 3D mesh.
Pockets: 2 stretch front pockets | 2 front pockets for flasks | 1 front pocket with zip | Rear tunnel pocket with double access | Back pocket with outside access to insert a hydration control system | Waist belt pocket | Internal pocket in mesh
Accessories: 100% waterproof "Roll top" top closure | Set of pole holder elastics | Double chest strap | Whistle | Key hook | Compatible with H2 Bag hydration control system | Reflective details